title: The role of B12 in methionine synthesis in E. coli.
mesh_terms: D001669:Biochemical Phenomena; D004926:Escherichia coli / Q000378:metabolism*; D008715:Methionine / Q000378:metabolism*; D014805:Vitamin B 12 / Q000378:metabolism*
chemical_list: D008715:Methionine; D014805:Vitamin B 12
keywords: ESCHERICHIA COLI/metabolism; METHIONINE/metabolism; VITAMIN B12/metabolism